Patents by Inventor Jeong-Hwan Lee

Jeong-Hwan Lee has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20250143174
    Abstract: The present disclosure relates to an organic electroluminescent compound represented by formula 1, an organic electroluminescent material comprising compounds represented by formula 1 and formula 2, an organic electroluminescent material comprising compounds represented by formula 1 and formula 3, and an organic electroluminescent device comprising the same. An organic electroluminescent device with improved driving voltage, luminous efficiency, and/or lifetime properties can be provided by comprising the organic electroluminescent compound or the organic electroluminescent material according to the present disclosure.
    Type: Application
    Filed: September 27, 2024
    Publication date: May 1, 2025
    Inventors: Jeong-Eun YANG, Jeong-Hwan JEON, Sang-Hee CHO, Hee-Ryong KANG, Hyo-Jung LEE
  • Publication number: 20250121894
    Abstract: A dual spoiler apparatus changes a tilting angle and a length of an air spoiler to control the air flow to the rear of a vehicle, so as to improve aerodynamic performance and simplify parts for tilting and length change. The dual spoiler apparatus includes: a first spoiler device configured to slide on a spoiler mounting portion in a first direction; a second spoiler device configured to tilt on the spoiler mounting portion in a second direction; and a driving device configured to switch a sliding position of the first spoiler device and a tilting position of the second spoiler device.
    Type: Application
    Filed: March 19, 2024
    Publication date: April 17, 2025
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, SHB Automotive Module Co., Ltd.
    Inventors: Hong Heui Lee, Jin Young Yoon, Dong Eun Cha, Dong Ha Kim, Jeong Bok Lee, Sung Hoon Son, Bo Hwan Cha
  • Publication number: 20250124184
    Abstract: A device and method for estimating fish growth based on a modified fish growth model. The device includes a growth factor data input unit configured to receive growth factor data including an initial average weight Wi, a final average weight Wf, a total supplied feed amount F, and a rearing period D about a growth estimation target fish; a first growth information calculation unit configured to apply the growth factor data received from the growth factor data input unit to the modified fish growth model to calculate first growth information of the growth estimation target fish based on the modified fish growth model; and a display for outputting the first growth information calculated by the first growth information calculation unit on a screen thereof.
    Type: Application
    Filed: November 29, 2023
    Publication date: April 17, 2025
    Applicant: PUKYONG NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATION
    Inventors: Jeong Hwan PARK, Young Hun LEE, Ji Soo KIM, Geoun Woo PARK, Jae Man LEE
  • Publication number: 20250123573
    Abstract: A lithography apparatus comprises a wafer stage, a cable configured to be bent as the wafer stage moves, a first support configured to prevent the cable from sagging, and to support the cable to maintain a bent state of the cable when the cable moves, a first rail installed on a first side of the cable, and including curved track extending in a direction from a lower portion of the cable toward an upper portion of the cable, wherein the first rail includes a concave first surface, a second rail installed on a second side of the cable opposite the first side of the cable, and including curved track extending in the direction from the lower portion of the cable toward the upper portion of the cable, wherein the second rail includes a concave second surface.
    Type: Application
    Filed: June 28, 2024
    Publication date: April 17, 2025
    Inventors: Sung Yong BAE, Hyeon Jin KIM, Jeong-Gil KIM, Kyoung Hwan OH, Dong Jin LEE
  • Patent number: 12269383
    Abstract: A ventilation and heating apparatus for a child seat is provided. A ventilation mat with an embedded heating wire is mounted on a body of the child seat, so ventilation air is discharged toward a child's body through the ventilation mat in summer or when ventilation is required, and heating wire embedded in the ventilation mat is driven in winter, thus providing a comfortable seating environment for a child sitting on the child seat, and improving the sitting comfort of a child.
    Type: Grant
    Filed: December 13, 2022
    Date of Patent: April 8, 2025
    Assignees: Hyundai Motor Company, Kia Corporation, Poled Co., Ltd.
    Inventors: Byeong Seon Son, Tae Hoon Lee, Seung Hyun Kim, Ji Hwan Kim, Seon Chae Na, Sang Ho Kim, Sang Hoon Park, Jeong In Baek, Yong Chul Jang, In Ju Lee
  • Patent number: 12269015
    Abstract: The present invention relates to a catalyst for obtaining chlorine (Cl2) through an oxidation reaction of hydrogen chloride (HCl), and more particularly, to an oxidation reaction catalyst for preparing Cl2 from HCl by addition of a second heterogeneous material to a RuO2-supported catalyst using TiO2 as a support, and a preparation method therefor. According to an embodiment of the present invention, a hydrogen chloride oxidation reaction catalyst for use in a method for preparing chlorine by oxidizing hydrogen chloride includes a support and a heterogeneous material in an active ingredient. The catalyst according to the present invention has both increased catalytic activity at a low temperature and enhanced thermal stability, and thus a catalyst having improved durability such as thermal stability at a high temperature is provided. Therefore, since thermal stability is secured, the performance of the catalyst is maintained for a long time even at a high temperature.
    Type: Grant
    Filed: December 10, 2019
    Date of Patent: April 8, 2025
    Assignee: HANWAH SOLUTIONS CORPORATION
    Inventors: Jeong Hwan Chun, Young Jin Cho, Won Yong Kim, Eun Ji Woo, Ga Ram Lee
  • Patent number: 12274163
    Abstract: Provided is a compound of Formula 1 that can improve the luminous efficiency, stability and life span of the element, an organic electronic element using the same, and an electronic device thereof.
    Type: Grant
    Filed: November 18, 2020
    Date of Patent: April 8, 2025
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Won Sam Kim, Hyun Ji Oh, Dae Hwan Oh, Sun Hee Lee, Soung Yun Mun, Jeong Seok Kim
  • Patent number: 12260909
    Abstract: Operating a selector device that controls access of a signal to a memory element may comprise applying a main operating voltage pulse and a refresh voltage pulse to the selector device. The refresh voltage pulse and main operating voltage pulse have opposite polarities. A magnitude of the main operating voltage pulse is greater than or equal to a threshold voltage for turning on the selector device, and a maximum magnitude of the refresh voltage pulse is less than the threshold voltage. The refresh voltage pulse reduces a difference between the threshold voltage and a turn-off voltage of the selector device, and may be applied immediately before or immediately after the main operating voltage pulse. An electronic circuit may include the selector device and a driving circuit for apply the pulses. A nonvolatile memory may include the driving circuit and a plurality of nonvolatile memory elements each including a selector device.
    Type: Grant
    Filed: March 22, 2023
    Date of Patent: March 25, 2025
    Assignees: SK hynix Inc., FOUNDATION FOR RESEARCH AND BUSINESS, SEOUL NATIONAL UNIVERSITY OF SCIENCE AND TECHNOLOGY, INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY ERICA CAMPUS
    Inventors: Tae Jung Ha, Soo Gil Kim, Jeong Hwan Song, Byung Joon Choi, Ha Young Lee
  • Publication number: 20250095399
    Abstract: Provided is a display device comprising a display panel, a metal plate on a bottom surface of the display panel, the metal plate including a first surface facing the bottom surface of the display panel and a second surface opposite to the one surface, and a fingerprint sensor overlappingly disposed on the second surface of the metal plate, wherein the metal plate includes an indentation groove recessed in a direction toward the first surface from the second surface of the metal plate, and the fingerprint sensor is disposed on the second surface of the metal plate on which the indentation groove is formed.
    Type: Application
    Filed: November 28, 2024
    Publication date: March 20, 2025
    Inventors: Kyung Min CHOI, Ji Hun RYU, Su Yul SEO, Kwang Hyun BAEK, Dong Hwan LEE, Won Ki HONG, Jeong An HONG
  • Publication number: 20250084170
    Abstract: The present invention relates to a bispecific humanized single domain antibody targeting both PD-L1 and CD47, as well as uses thereof. Specifically, a humanized single domain antibody that binds bispecifically to PD-L1 and CD47, which are immune checkpoint proteins, has been developed, and its efficacy has been confirmed both in vitro and in vivo. Therefore, the bispecific humanized single domain antibody can be effectively used as an immune checkpoint inhibitor for immuno-oncology therapy.
    Type: Application
    Filed: November 18, 2024
    Publication date: March 13, 2025
    Inventors: Seung Yong SEONG, Sang Beum LEE, Jeong Hwan KIM
  • Publication number: 20250086376
    Abstract: A method is provided including: displaying a first content; detecting, by an electronic device, an output condition; and in response to the output condition, outputting, by the electronic device, a second content that that is associated with the first content. Furthermore, an electronic device is provided including: a memory configured to store content; and a processor configured to: display a first content; detect, by an electronic device, an output condition; and in response to the output condition, output a second content that that is associated with the first content.
    Type: Application
    Filed: November 23, 2024
    Publication date: March 13, 2025
    Inventors: Ji Hyun KIM, Jung Sic SUNG, Chul Hwan LEE, Jeong Hun KIM, Ji Hea PARK, Se Jun SONG, Yo Han LEE, Young Keun CHOI
  • Patent number: 12245575
    Abstract: An apparatus for controlling a flow rate of water based on an oxygen consumption of a farming target fish is disclosed. The apparatus can include a water temperature meter for measuring a water temperature of an aquaculture tank containing the farming target fish, an automatic feeder for supplying a fish feed to the aquaculture tank, a first oxygen concentration meter for measuring an oxygen concentration in water supplied to the aquaculture tank, a second oxygen concentration meter for measuring an oxygen concentration in water discharged from the aquaculture tank, an oxygen consumption calculator configured to calculate an oxygen consumption of the farming target fish, a water flow rate calculator configured to calculate a flow rate of water to be supplied to the aquaculture tank, and a water supply configured to supply the water to the aquaculture tank.
    Type: Grant
    Filed: November 28, 2023
    Date of Patent: March 11, 2025
    Assignee: PUKYONG NATIONAL UNIVERSITY INDUSTRY-UNIVERSITY COOPERATION FOUNDATION
    Inventors: Jeong Hwan Park, Deok Gyu Kim, Ji Hoon Kim, Young Hun Lee, Jin Seo Choi
  • Patent number: 12245518
    Abstract: A magnetic memory device includes a first magnetic layer extending in a first direction, a pinned layer on the first magnetic layer, and a second magnetic layer vertically overlapping with the pinned layer with the first magnetic layer interposed between the pinned layer and the second magnetic layer. The first magnetic layer includes, a plurality of magnetic domains arranged in the first direction, and at least one magnetic domain wall between the plurality of magnetic domains, and a magnetization direction of the second magnetic layer is substantially parallel to a top surface of the first magnetic layer.
    Type: Grant
    Filed: September 30, 2021
    Date of Patent: March 4, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Ung Hwan Pi, Seonggeon Park, Jeong-Heon Park, Sung Chul Lee
  • Patent number: 12245440
    Abstract: A semiconductor includes an active pattern with a lower pattern and sheet patterns spaced apart from the lower pattern in a first direction, a source/drain pattern on the lower pattern, the source/drain pattern being in contact with the sheet patterns, and gate structures on opposite sides of the source/drain pattern, the gate structures being spaced apart from each other along a second direction and including gate electrodes that surround the sheet patterns, wherein the source/drain pattern includes a first epitaxial region having at least one of antimony and bismuth, the first epitaxial region having a bottom part in contact with the lower pattern, but not with the sheet patterns, and a thickness of the bottom part increasing and decreasing away from the gate structures in the second direction, and a second epitaxial region on the first epitaxial region, the second epitaxial region including phosphorus.
    Type: Grant
    Filed: March 11, 2022
    Date of Patent: March 4, 2025
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ki Hwan Kim, Jeong Ho Yoo, Cho Eun Lee, Yong Uk Jeon, Young Dae Cho
  • Publication number: 20250068281
    Abstract: The object sensing device can include a plurality of first division blocks divided along a first direction, and a sensing driving device that drives the plurality of first division blocks. The sensing driving device can provide a first driving signal to two or more first division blocks among the plurality of first division blocks and provide a second driving signal to the remaining first division blocks. The first driving signal and the second driving signal can be different.
    Type: Application
    Filed: August 1, 2024
    Publication date: February 27, 2025
    Applicant: LX SEMICON CO., LTD.
    Inventors: Jae Hwan LEE, Jeong Kwon NAM, Yeon Ju YU, Jun Young LEE, Jin Yoon JANG
  • Publication number: 20250060841
    Abstract: An active pen sensing device, a display device comprising same and a sensing driving method are provided; and the active pen sensing device can include a plurality of division blocks divided into a matrix along a first direction and a second direction intersecting the first direction, each of which comprises a plurality of sensing cells, a plurality of first sensing lines connected to the plurality of sensing cells of each of the plurality of division blocks along the first direction, a plurality of second sensing lines connected to the plurality of sensing cells of each of the plurality of division blocks along the second direction, and a sensing driving device connected to the plurality of first sensing lines and the plurality of second sensing lines to drive the plurality of division blocks.
    Type: Application
    Filed: July 16, 2024
    Publication date: February 20, 2025
    Applicant: LX SEMICON CO., LTD.
    Inventors: Jae Hwan LEE, Jeong Kwon NAM, Jung Hwan PARK, Jun Young LEE, Hyun Soo CHUNG
  • Patent number: 12230038
    Abstract: An apparatus for predicting a trajectory of a surrounding vehicle includes a storage configured to store a high definition map, a lane Selection Network (LSN), and a Trajectory Prediction Network (TPN) and a controller that extracts lane information around a target vehicle, traveling around a host vehicle, based on the high definition map, inputs the lane information around the target vehicle and previous trajectory information of the target vehicle to the LSN to detect reference lane information, and inputs the reference lane information and the previous trajectory information of the target vehicle to the TPN to acquire future trajectory information of the target vehicle.
    Type: Grant
    Filed: September 15, 2021
    Date of Patent: February 18, 2025
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, JUCF-HYU (Industry-University Cooperation, Foundation, Hanyang University)
    Inventors: Jun Soo Kim, Jeong Soo Kim, Wan Jae Lee, Jun Won Choi, Byeoung Do Kim, Seok Hwan Lee
  • Publication number: 20250042466
    Abstract: Provided is an apparatus for controlling a road wheel actuator (RWA) system, the apparatus including a sensor module configured to detect sensing data of at least one of a steering angle, rack position information, angular velocity of a steering wheel, and column torque, and a processor configured to perform a Proportional Integral Differential (PID) control logic based on the sensing data detected by the sensor module and the RWA position information fed back from the RWA system.
    Type: Application
    Filed: April 4, 2024
    Publication date: February 6, 2025
    Applicant: HYUNDAI MOBIS CO., LTD.
    Inventors: Young Hwan DO, Jeong Min LEE, Hyung Ju KWON, Hee Kyu LIM, Hyun Su KIM, Eui Nam JEONG, In Hyuk KIM
  • Publication number: 20250017479
    Abstract: A smart ring for sensing a biometric signal is provided. The smart ring for sensing a biometric signal by coming in contact with the skin includes at least one light-emitting circuit including first to third light sources that respectively generate light of first to third wavelengths incident on the inside of the skin at non-overlapping first to third points in time, a switch that controls each of the at least one light-emitting circuit, first to third driving circuits that respectively control the first to third light sources of each light-emitting circuit, and a sensing circuit configured to obtain reflected light that is output from the at least one light-emitting circuit and reflected from the inside of the skin.
    Type: Application
    Filed: September 14, 2022
    Publication date: January 16, 2025
    Inventors: Sang Yeun Jeon, Jeong Yeol Kim, Chang Woo Choi, Byung Hwan Lee
  • Publication number: 20240421375
    Abstract: The present invention relates to a pouch-type battery cell capable of being directly accommodated in a battery pack, and a battery pack including the same. In the battery pack, a heat exchange portion of a battery cell assembly formed by stacking a plurality of battery cells each including an electrode tab lead portion and a heat exchange portion is configured to be in contact with a heat conduction member disposed on a bottom portion of a housing without a sealed surface, and a corner portion formed to protrude from one end of the electrode tab lead portion is configured to be accommodated through a bus bar assembly, a cover plate, or a step portion of the bottom portion of the housing to be electrically insulated.
    Type: Application
    Filed: August 28, 2024
    Publication date: December 19, 2024
    Inventors: Jun Hee Jung, Jae Il Hwang, Bon Seok Ku, Jeong Hwan Lee, Sei Hoon Cho